Yellow Awareness Ribbon Temporary Tattoo The yellow ribbon is the symbol of awareness for several illnesses including bone cancer and Endometriosis, as well as causes such as suicide-prevention. This temp tattoo is easy to wear and remove. Wear it to church events, barbecues, and donation drives. It's also a great accessory to wear while running in your next 5k or 10k. Show your support for finding a cure for these illnesses by wearing this yellow ribbon tattoo.